C/2017 O1 (ASASSN) (Record n° 18453)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 19 02h47 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 15.3 m2 standard deviation 0.1 Aperture radius used for m2 7.5 " Coma diameter 7.1 ' Tail position angle
(PA) 233 ° r (dist/Sun) 1.500 AU d (dist/Earth) 0.720 AU Right ascension 04 45 56.04 h m s Declination +55 48 30.9 ° ' " MPC report COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.4 reflector + CCD
ACK Report C/2017O1 2017/10/19
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
CK17O010 C2017 10 19.11592 04 45 56.04 +55 48 30.9 15.4 N K97
CK17O010 C2017 10 19.13219 04 45 56.90 +55 49 36.6 15.2 N K97
CK17O010 C2017 10 19.14724 04 45 57.68 +55 50 37.3 15.3 N K97
Instrumental configuration Config1 Instrument T200 F/D 7.4 Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1480 mm Instrument focale/diameter 7.4 Filter(s) L Camera ATIK 460 EX Sensor CCD Sensor size 12.5x10.0 mm2 Sensor pixels number 2749x2199 Sensor temperature -15 °C Binning 2x2 Mount VMA300 Exposure total time 2280 s Exposure details 57x40s Air mass 1.0 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares PRISM Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Remarks or comments Photométrie: Moyenne PRISM: 15.3 ASTROMETRICA: 14.8 Observation submission date 2017 Nov 02 19h16m06s Observation modification date 2017 Nov 02 19h21m50s